Finding the Fourth Proportional to 29,920,534.96, 44,880,814.74 and 7,201,432.21
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Solution
The fourth proportional to 29,920,534.96, 44,880,814.74 and 7,201,432.21 is: 10,802,151.28
Step by Step Solution
- Step 1: Write the proportion equation
29,920,534.96 : 44,880,814.74 = 7,201,432.21 : x - Step 2: Convert to fraction form
29,920,534.96/44,880,814.74 = 7,201,432.21/x - Step 3: Cross multiply
29,920,534.96x = 44,880,814.74 × 7,201,432.21 - Step 4: Simplify right side
29,920,534.96x = 323,206,144,879,678.81 - Step 5: Solve for x
x = 323,206,144,879,678.81/29,920,534.96 - Step 6: Final answer
x = 10,802,151.28
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.